fix some tsc issues

Signed-off-by: Fredrik Adelöw <freben@gmail.com>

plugins/code-coverage/src/api.ts

@@ -15,7 +15,6 @@
  */
 
 import { createApiRef, DiscoveryApi } from '@backstage/core';
-import { Config } from '@backstage/config';
 import { EntityName, stringifyEntityRef } from '@backstage/catalog-model';
 import {
   JsonCodeCoverage,

plugins/code-coverage/src/dev/index.tsx

@@ -17,12 +17,13 @@
 import { createDevApp } from '@backstage/dev-utils';
 import { codeCoveragePlugin } from '../plugin';
 import { codeCoverageApiRef, CodeCoverageRestApi } from '../api';
+import { discoveryApiRef } from '@backstage/core-api';
 
 createDevApp()
   .registerPlugin(codeCoveragePlugin)
   .registerApi({
     api: codeCoverageApiRef,
-    deps: {},
-    factory: () => new CodeCoverageRestApi('http://localhost:3000'),
+    deps: { discoveryApi: discoveryApiRef },
+    factory: ({ discoveryApi }) => new CodeCoverageRestApi(discoveryApi),
   })
   .render();